7438042 has 8 divisors (see below), whose sum is σ = 11265696. Its totient is φ = 3682812.

The previous prime is 7438037. The next prime is 7438091. The reversal of 7438042 is 2408347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7438042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17848 + ... + 18259.

It is an arithmetic number, because the mean of its divisors is an integer number (1408212).

Almost surely, 2^7438042 is an apocalyptic number.

7438042 is a deficient number, since it is larger than the sum of its proper divisors (3827654).

7438042 is a wasteful number, since it uses less digits than its factorization.

7438042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36212.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 7438042 is about 2727.2773969657. The cubic root of 7438042 is about 195.2028745490.

The spelling of 7438042 in words is "seven million, four hundred thirty-eight thousand, forty-two".